Base | Representation |
---|---|
bin | 1000110101110… |
… | …10011101111101 |
3 | 12011112221000021 |
4 | 10122322131331 |
5 | 122441222333 |
6 | 11205332141 |
7 | 1560245563 |
oct | 432723575 |
9 | 164487007 |
10 | 74164093 |
11 | 38955643 |
12 | 20a07051 |
13 | 12498ca3 |
14 | 9bc7a33 |
15 | 679e82d |
hex | 46ba77d |
74164093 has 2 divisors, whose sum is σ = 74164094. Its totient is φ = 74164092.
The previous prime is 74164091. The next prime is 74164099. The reversal of 74164093 is 39046147.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 67289209 + 6874884 = 8203^2 + 2622^2 .
It is a cyclic number.
It is not a de Polignac number, because 74164093 - 21 = 74164091 is a prime.
Together with 74164091, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (74164091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37082046 + 37082047.
It is an arithmetic number, because the mean of its divisors is an integer number (37082047).
Almost surely, 274164093 is an apocalyptic number.
It is an amenable number.
74164093 is a deficient number, since it is larger than the sum of its proper divisors (1).
74164093 is an equidigital number, since it uses as much as digits as its factorization.
74164093 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18144, while the sum is 34.
The square root of 74164093 is about 8611.8576973845. The cubic root of 74164093 is about 420.1437395391.
The spelling of 74164093 in words is "seventy-four million, one hundred sixty-four thousand, ninety-three".
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